Actual situation 21/03/23 15:35

ESTONIAN ICE REPORT FC107

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GULF OF FINLAND
IN THE HARBOURS OF THE PORT SAINT-PETERSBOURG AND UP TO THE LONGITUDE OF LIGHTHOUSE TOLBUKHIN IS COMPACT ICE 20-35 CM THICK. UP TO THE LONGITUDE OF LIGHTHOUSE SHEPELEVSKI IS OPEN DRIFT ICE. UP TO LONGITUDE OF ISLAND SOMMERS IS VERY CLOSE DRIFT ICE 10-25 CM THICK. WESTWARDS IS ICE-FREE.

IN NARVA BAY IS NEAR THE EASTERN COAST NARROW BELT OF VERY CLOSE DRIFT ICE, FURTHER OUT IS ICE-FREE. KUNDA BAY IS ICE-FREE.

IN MOONSUND IS 10-20 CM THICK VERY CLOSE DRIFT ICE NEAR THE COAST, THE FAIRWAY IS ICE-FREE.

IN PARNU BAY IS VERY CLOSE DRIFT ICE UP TO THE LINE SAULEPA-UULU, FURTHER OUT IS ICE-FREE.

ICEBREAKER BOTNICA ASSISTS TO PORT OF SILLAMAE. -------------------------------------------------------------

FINNISH ICE REPORT 21.03.2023

The ice condition is virtually unchanged.

In the northern Bay of Bothnia in the archipelago 45-70 cm thick fast ice to Kemi 3 and Kattilankalla. Farther out 30-60 cm thick, in places rafted and ridged very close ice. Off Raahe, 20-35 cm thick fast ice to Jaakko. Farther out 10-30 cm thick rafted very close ice. There is open water and cracks in places in the ice field.

In the southern Bay of Bothnia 20-40 cm thick fast ice in the archipelago. Off the fast ice large areas of open water. Farther out 10-30 cm thick, in places rafted, very close ice to the Quark. There are leads and cracks in the ice field.

In the Quark thin ice with varying concentration. In the Vaasa archipelago 25-45 cm thick fast ice to Ensten. Farther out 5-20 cm thick ice with varying concentration approximately to Norrskr.

In the Sea of Bothnia in the archipelago 10-30 cm thick fast ice and thin ice. Off the fast ice in places thin very close ice and shuga.

In the Archipelago Sea and in the western Gulf of Finland 5-20 cm thick fast ice and thin ice in the inner archipelago.

In the eastern Gulf of Finland 20-40 cm thick fast ice and thin ice in the inner archipelago. Off the fast ice edge thin very close ice and shuga. East of Haapasaari 10-30 cm thick very close ice.

Icebreakers: Otso, Kontio, Sisu and Polaris assist in the Bay of Bothnia. Zeus assists in the southern Bay of Bothnia and in the Quark. Urho assists in the eastern Gulf of Finland.

Assistance restrictions: Minimum ice class and deadweight required of assisted vessels: Tornio, Kemi, Oulu and Raahe, IA of more than 4000 tons. Kalajoki, Kokkola and Pietarsaari, IA of more than 2000 tons. Vaasa, IB of more than 2000 tons. Kaskinen, Kristiinankaupunki, Pori, Rauma and Uusikaupunki, Inkoo, Kantvik, Helsinki, Skldvik and Mussalo, II of more than 2000 tons. Loviisa, Kotka and Hamina, I of more than 2000 tons.

Vessels bound for Gulf of Bothnia ports in which assistance restrictions apply, shall when passing latitude 6000' N report their nationality, name, destination, ETA and speed to ICE INFO on VHF channel 82. This report can also be given directly by telephone to +46 10 492 7600.

Vessels bound for Finnish or Swedish ports with assistance restrictions in the Quark or the Bay of Bothnia shall, 20 nautical miles before Nordvalen Lighthouse (63 32,15' N 20 46,60' E), report in accordance with the instructions for winter navigation to Bothnia VTS on VHF channel 67.

The traffic separation schemes in the Quark are temporarily out of use from 7 February due to ice conditions.

RUSSIAN ICE REPORT 21.03.2023

Gulf of Finland:
RUSSIAN ICE REPORT 21.03.2023

Gulf of Finland: IN THE HARBOURS OF THE PORT SAINT PETERSBURG AND UP TO LONGITUDE OF LIGHTHOUSE TOLBUHIN THERE IS COMPACT ICE 20-35 CM THICK. UP TO LONGITUDE OF LIGHTHOUSE SHEPELEVSKIJ THERE IS OPEN DRIFT ICE. UP TO LONGITUDE OF LIGHTHOUSE SOMMERS THERE IS VERY CLOSE DRIFT ICE 10-25 CM THICK. WESTWARD UP IS ICE-FREE. IN THE VYBORG BAY THERE IS FAST ICE 20-40 CM THICK. IN THE ENTRANCE UP TO LATITUDE OF LIGHTHOUSE SOMMERS THERE IS VERY CLOSE DRIFT ICE 10-25 CM THICK. IN THE STRAIT BJERKESUND THERE IS FAST ICE 15-25 CM THICK. IN THE ENTRANCE THERE IS VERY CLOSE DRIFT ICE 10-20 CM THICK. IN THE LUGA BAY IS CLOSE DRIFT ICE 10-25 CM. IN THE ENTRANCE THERE IS VERY OPEN DRIFT ICE 10-20 CM THICK. M-aM-a 184/3 253/3 35303 431/3 553/2 653/2=

21/03/23

SWEDISH ICE REPORT

ISSUED: TUESDAY MAR 21, 2023

BAY OF BOTHNIA IN THE N ARCHIPELAGOES 45-60 CM FAST OR CONSOLIDATED ICE, IN THE S BAYS AND ARCHIPELAGOES 30-50 CM FAST OR VERY CLOSE ICE. OFF THE SWEDISH COAST 5-30 CM RAFTED, VERY CLOSE ICE, AND ALONG THE COAST A LEAD WITH VERY OPEN ICE. ELSE AT SEA, 10-60 CM VERY CLOSE, RIDGED ICE. THICKEST ICE IN THE N AND NE PART. IN THE SE PART AREAS WITH VERY OPEN ICE. NEXT 24 HOURS SOME ICE GROWTH AND NEW ICE FORMATION DURING NIGHT. E ICE DRIFT THAT DECREASES FROM EARLY WEDNESDAY.

THE QUARK IN THE VAASA ARCHIPELAGO, IN SWEDISH BAYS AND AROUND HOLMON, 20-40 CM FAST ICE. AT SEA 5-30 CM OPEN TO VERY CLOSE ICE, BUT OFF THE FINNISH COAST PARTLY VERY OPEN ICE. NEXT 24 HOURS SOME ICE GROWTH AND NEW ICE FORMATION DURING NIGHT. E ICE DRIFT THAT DECREASES FROM EARLY WEDNESDAY.

NORTHERN SEA OF BOTHNIA ALONG THE FINNISH COAST 10-40 CM FAST ICE. IN SWEDISH BAYS LEVEL ICE OR 20-35 CM FAST ICE. ON ANGERMANALVEN 20-40 CM FAST OR LEVEL ICE. NEXT 24 HOURS NO MAJOR CHANGES.

SOUTHERN SEA OF BOTHNIA ALONG THE FINNISH COAST 10-30 CM FAST ICE OR SOME OPEN ICE. IN BAYS ALONG THE SWEDISH COAST 5-20 CM LEVEL OR FAST ICE. NEXT 24 HOURS NO MAJOR CHANGES.

SEA OF ALAND THIN LEVEL OR OPEN ICE IN INNER BAYS. NEXT 24 HOURS SOME MELTING.

ARCHIPELAGO SEA IN INNER BAYS 5-20 CM FAST OR LEVEL ICE, AND IN BETWEEN ISLANDS THERE IS THIN OPEN ICE. NEXT 24 HOURS SOME MELTING.

LAKE MALAREN IN THE INNER W PART THERE IS 5-15 CM FAST ICE. ELSEWHERE, 3-10 CM LEVEL OR OPEN ICE, AND IN THE CENTRAL PARTS OPEN WATER. NEXT 24 HOURS MELTING.

GULF OF FINLAND IN THE FINNISH ARCHIPELAGO 5-35 CM FAST ICE, AND FURTHER OUT LEVEL ICE, OR THIN OPEN TO VERY OPEN ICE. IN THE VYBORG BAY AND OUTSIDE OF ST PETERSBURG 15-45 CM FAST OR CONSOLIDATED ICE. AT SEA, E OF THE LINE NARVA - LOVIISA 5-30 CM CLOSE TO VERY CLOSE ICE, BUT ALONG THE S COAST THERE ARE SOME OPEN AREAS. NEXT 24 HOURS SOME MELTING DURING THE DAY. E ICE DRIFT THAT DECREASES FROM EARLY WEDNESDAY.

GULF OF RIGA IN INNER PARNU BAY AND BETWEEN ISLANDS IN VAINAMERI, 5-20 CM CM FAST ICE, OR CLOSE TO VERY CLOSE ICE. ELSE IN VAINAMERI OPEN WATER OR STRINGS WITH THIN SHUGA. NEXT 24 HOURS MELTING.

LAKE VANERN IN SHELTERED BAYS OPEN WATER OR THIN VERY OPEN ICE. NEXT 24 HOURS MELTING.

SKAGERRAK NEW ICE OR FAST ICE IN PARTS OF THE OSLO FJORD, DRAMMEN FJORD OR IDEFJORD. NEXT 24 HOURS NO MAJOR CHANGES.